CVE-2018-8087

MEDIUMNVD 5.55.5—
EchelonGraph scoreMEDIUM confidence

Score 5.5 from GitHub Security Advisory published 2022-05-13. NVD baseline CVSS 5.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
5.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.5Exploit: None knownExposed: 0

A fix is available — apply it.

Memory leak in the hwsim_new_radio_nl function in drivers/net/wireless/mac80211_hwsim.c in the Linux kernel through 4.15.9 allows local users to cause a denial of service (memory consumption) by triggering an out-of-array error case.

CVSS v3
5.5
EG Score
5.5(medium)
EG Risk
29(Track)
EG Risk 29/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity55% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
38%
KEV
Not listed

Published

March 13, 2018

Last Modified

November 21, 2024

References (28)

Vendor Advisories for CVE-2018-8087(2)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(10)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulinux-image-extra-4.13.0-45-generic (4.13.0-45.50~16.04.1) @ xenial2026-05-28ubuntu
ubuntulinux-image-4.15.0-1012-raspi2 (4.15.0-1012.13) @ bionic2026-05-28ubuntu
ubuntulinux-image-unsigned-4.15.0-1013-azure (4.15.0-1013.13) @ bionic2026-05-28ubuntu
ubuntulinux-image-unsigned-4.15.0-1013-azure (4.15.0-1013.13~16.04.2) @ xenial2026-05-28ubuntu
ubuntulinux-image-extra-4.4.0-128-generic (4.4.0-128.154) @ xenial2026-05-28ubuntu
ubuntulinux-image-unsigned-4.15.0-23-lowlatency (4.15.0-23.25) @ bionic2026-05-28ubuntu
ubuntulinux-image-extra-4.4.0-128-generic (4.4.0-128.154~14.04.1) @ trusty2026-05-28ubuntu
ubuntulinux-image-raspi2 (4.13.0.1022.20) @ artful2026-05-28ubuntu
redhatkernel-rt-0:3.10.0-1062.rt56.1022.el72019-08-07redhat
redhatkernel-0:3.10.0-1062.el72019-08-06redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(5 across 5 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
linux—4.15.11-1—
Debian:12(1)
PackageVulnerable rangeFixed inDependents
linux—4.15.11-1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
linux—4.15.11-1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
linux—4.15.11-1—
Debian:9(1)
PackageVulnerable rangeFixed inDependents
linux4.9.30-2 ... 4.9.88-1~bpo8+1 (25 versions)4.9.88-1—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Additional Vendor Advisories

(8)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 4× in last 7d / 24× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 139 total refreshes for this CVE.

  1. 2026-09-06 13:44 UTCEPSS rescore
  2. 2026-09-04 13:56 UTCEPSS rescore
  3. 2026-09-04 05:02 UTCEPSS rescore
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  11. 2026-08-25 13:45 UTCEPSS rescore
  12. 2026-08-24 14:11 UTCEPSS rescore
  13. 2026-08-22 22:07 UTCOSV refresh
  14. 2026-08-21 23:45 UTCEPSS rescore
  15. 2026-08-20 22:51 UTCEPSS rescore
  16. 2026-08-19 17:00 UTCEPSS rescore
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  25. 2026-08-08 16:32 UTCEPSS rescore
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  1. 2026-08-07 16:23 UTCEPSS rescore
  2. 2026-08-07 01:04 UTCOSV refresh
  3. 2026-08-06 13:42 UTCEPSS rescore
  4. 2026-08-04 15:05 UTCEPSS rescore
  5. 2026-08-04 10:33 UTCEPSS rescore
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  7. 2026-08-02 02:23 UTCEPSS rescore
  8. 2026-08-01 04:12 UTCEPSS rescore
  9. 2026-07-30 16:24 UTCEPSS rescore
  10. 2026-07-30 01:27 UTCEPSS rescore
  11. 2026-07-28 15:32 UTCEPSS rescore
  12. 2026-07-27 14:05 UTCEPSS rescore
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  18. 2026-07-23 14:15 UTCEPSS rescore
  19. 2026-07-23 14:15 UTCEPSS rescore
  20. 2026-07-23 01:37 UTCEG score recompute
  21. 2026-07-22 22:17 UTCEG score recompute
  22. 2026-07-22 14:05 UTCEPSS rescore
  23. 2026-07-21 16:48 UTCOSV refresh
  24. 2026-07-21 15:22 UTCEPSS rescore
  25. 2026-07-20 17:04 UTCEPSS rescore
  26. 2026-07-20 17:04 UTCEPSS rescore
  27. 2026-07-19 14:28 UTCEPSS rescore
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  35. 2026-07-13 22:27 UTCEPSS rescore
  36. 2026-07-13 06:10 UTCEPSS rescore
  37. 2026-07-12 05:43 UTCEPSS rescore
  38. 2026-07-09 19:06 UTCEPSS rescore
  39. 2026-07-08 15:11 UTCEPSS rescore
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  41. 2026-07-07 13:42 UTCEPSS rescore
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  43. 2026-07-06 02:20 UTCEPSS rescore
  44. 2026-07-05 02:27 UTCEPSS rescore
  45. 2026-07-04 12:26 UTCOSV refresh
  46. 2026-07-04 06:28 UTCEPSS rescore
  47. 2026-07-04 06:28 UTCEPSS rescore
  48. 2026-07-01 15:03 UTCEPSS rescore
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  50. 2026-06-30 23:20 UTCEPSS rescore
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  75. 2026-06-16 17:50 UTCEPSS rescore

Frequently asked(5)

What is CVE-2018-8087?
CVE-2018-8087 is a medium vulnerability published on March 13, 2018. Memory leak in the hwsimnewradionl function in drivers/net/wireless/mac80211hwsim.c in the Linux kernel through 4.15.9 allows local users to cause a denial of service (memory consumption) by triggering an out-of-array error case.
When was CVE-2018-8087 disclosed?
CVE-2018-8087 was first published in the National Vulnerability Database on March 13, 2018, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2018-8087 actively exploited?
CVE-2018-8087 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 61.7% of all scored CVEs.
What is the CVSS score of CVE-2018-8087?
CVE-2018-8087 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2018-8087?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-8087, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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